Home / 1,165,029-1,606,911.83-777,649.10

Finding the Fourth Proportional to 1,165,029, 1,606,911.83 and 777,649.10

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Solution

The fourth proportional to 1,165,029, 1,606,911.83 and 777,649.10 is: 1,072,602.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,029 : 1,606,911.83 = 777,649.10 : x
  2. Step 2: Convert to fraction form
    1,165,029/1,606,911.83 = 777,649.10/x
  3. Step 3: Cross multiply
    1,165,029x = 1,606,911.83 × 777,649.10
  4. Step 4: Simplify right side
    1,165,029x = 1,249,613,534,490.61
  5. Step 5: Solve for x
    x = 1,249,613,534,490.61/1,165,029
  6. Step 6: Final answer
    x = 1,072,602.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.